With the analysis among 54 patents, we discovered top 21 key players by total patent application. voestalpine Turnout Technology Zeltweg GmbH, Siemens AG, voestalpine Vae GmbH are dominant in this area. They take 24.07% of the total patent filing.
Steiermark, Austria
Patent: 5
Nordrhein-Westfalen, Germany
Patent: 3
Utah, United States
Patent: 3
Baden-Württemberg, Germany
Patent: 2
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With the analysis among related 2 patents applied in the last 5 years. We discover 2 most active companies in this area.
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With the analysis among 4 patents, we discovered top 1 universities and scientific research institutions by total patent application.
University of Southern California
California, United States
Patent: 3